CN210193701U - Double-cavity plug-flow type aerobic fermentation device for perishable garbage - Google Patents
Double-cavity plug-flow type aerobic fermentation device for perishable garbage Download PDFInfo
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- CN210193701U CN210193701U CN201920537738.XU CN201920537738U CN210193701U CN 210193701 U CN210193701 U CN 210193701U CN 201920537738 U CN201920537738 U CN 201920537738U CN 210193701 U CN210193701 U CN 210193701U
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Abstract
The utility model belongs to the technical field of garbage disposal equipment, and relates to a double-cavity plug-flow type aerobic fermentation device for perishable garbage, which comprises a box body, wherein a horizontal partition plate is arranged in the box body and divides the box body into a front fermentation area and a rear fermentation area, the front fermentation area is provided with a first screw conveyor communicated with a feed inlet of the box body, the rear fermentation area is provided with a second screw conveyor communicated with a discharge outlet of the box body, and the horizontal partition plate is provided with a material through port communicated with the first screw conveyor and the second screw conveyor; the box body is provided with an exhaust port communicated with the odor treatment mechanism. The utility model can divide the box body into regions, thereby facilitating the control of the fermentation process and improving the fermentation efficiency; the vertical space is fully utilized by the arrangement of the upper cavity and the lower cavity, so that the treatment capacity of perishable garbage in unit floor area is effectively increased; set up broken mechanism, carry out after-fermentation again after breaking through the material of preceding fermentation, can carry out the breakage with the mode of most laborsaving saving time, the material after the breakage can reach better fermentation effect again.
Description
Technical Field
The utility model belongs to the technical field of refuse handling installation, a two-chamber pushes away STREAMING perishable rubbish aerobic fermentation device is related to.
Background
The perishable garbage contains a large amount of organic substances such as protein, grease and starch substances and water, belongs to organic garbage, is easy to ferment, deteriorate and decay, not only generates a large amount of toxins and emits malodorous gases, but also pollutes water and atmosphere, seriously influences environmental sanitation and poses potential threats to the health of people. At present, the main treatment modes of organic garbage are landfill and incineration, and a small part of organic garbage is treated by a composting mode. The treatment methods have respective disadvantages, the landfill treatment method occupies more land, the treatment address is limited, the management requirement is high, and the pollution of water and gas cannot be thoroughly solved; the incineration treatment method has large investment and high operation cost, is difficult to incinerate perishable garbage with high water content and is easy to form secondary pollution; the compost treatment method has high requirements on operation management level and process equipment, low utilization rate of resources and calorific value and low treatment speed. Therefore, the method for treating the perishable garbage is further optimized, the defects of perishable garbage treatment are overcome, and the method has important practical significance to the technical field of garbage treatment.
At present, the treatment of the perishable garbage mainly takes common fermented compost as a main part, and has the main advantages of partial realization of resource utilization, but the defects of longer treatment period, low treatment efficiency, stink generation and poor compost product fertility, besides being related to the process, equipment is also crucial to the treatment effect, and the existing fermentation device has poor treatment effect on the perishable garbage and large floor area.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems and providing a double-cavity plug-flow aerobic fermentation device for perishable garbage.
The utility model adopts the following technical scheme, a two-chamber plug-flow type perishable rubbish aerobic fermentation device, comprises a box body, be provided with horizontal baffle in the box body, divide into preceding fermentation zone and back fermentation zone with the box body, preceding fermentation zone is provided with the first auger delivery ware that communicates with the feed inlet of box body, back fermentation zone is provided with the second auger delivery ware that communicates with the discharge gate of box body, horizontal baffle has the material through mouth that communicates first auger delivery ware and second auger delivery ware; the box body is provided with an exhaust port communicated with the odor treatment mechanism.
Among the above-mentioned technical scheme, through setting up the front and back fermentation zone, control perishable rubbish different fermentation phase's fermentation temperature and fermentation time, perishable rubbish is from the feed inlet, and the forward movement of plug flow formula is done in the preceding fermentation zone, thereby accessible control spiral rotational speed control perishable rubbish dwell time in the device.
Preferably, the horizontal partition plate and the bottom plate of the box body are provided with aeration pipes communicated with an external fan of the box body.
Preferably, vertical partition plates are arranged in the front and rear fermentation zones, the first screw conveyor penetrates through the vertical partition plates, and the front and rear fermentation zones are divided into an warming zone, a high-temperature zone, a cooling zone and a decomposing zone by the vertical partition plates.
Different temperatures are controlled in different subareas and divided into an warming area, a high-temperature area, a cooling area and a decomposing area so as to better control the fermentation process.
The cooling area spans the front fermentation area and the rear fermentation area.
Preferably, a crushing mechanism is arranged between the material passing opening and an inlet of the second screw conveyor, and the crushing mechanism comprises a crushing main body, a rotating shaft, a movable blade group, a fixed blade group and a motor, wherein the crushing main body is surrounded into a crushing cavity, the rotating shaft is arranged in the crushing cavity, the movable blade group is arranged on the rotating shaft, the fixed blade group is arranged on the inner wall of the crushing main body, and the motor is arranged outside the box body and drives the rotating shaft to rotate.
Preferably, the movable blade group comprises a directional movable blade and a non-directional movable blade which are fixedly arranged on the rotating shaft along the circumferential direction of the rotating shaft, the directional movable blade and the non-directional movable blade are arranged at intervals, the direction of the blade edge of the directional movable blade points to the rotating direction of the rotating shaft, the direction of the blade edge of the non-directional movable blade is staggered with the direction of the blade edge of the directional movable blade in the vertical direction, and the directions of the blade edges of different non-directional movable blades are staggered in the vertical direction.
Preferably, the movable blade group is provided with two to three layers which are arranged up and down.
Preferably, the knife edges in the moving blade groups of the connected layers are staggered in the vertical direction.
Preferably, the movable blade group is positioned on the same horizontal plane, and the vertical distance between the movable blade group and the fixed blade group is 1-2.5 cm.
Preferably, the fixed blade group comprises an arc-shaped blade holder and a plurality of fixed blades, the arc-shaped blade holder is arranged on the inner wall of the crushing main body, the arc-shaped opening of the arc-shaped blade holder faces the rotating shaft, the fixed blades are arranged on the arc-shaped blade holder, and the blade edge direction of each fixed blade is opposite to the blade edge direction of the directional movable blade.
Preferably, an installation groove is formed in the inner side of the arc-shaped cutter holder, and a hinge portion is arranged at the tail end of the fixed blade, is hinged in the installation groove, and can move in the vertical direction.
Preferably, the side wall of the mounting groove is provided with a hinge hole, the static blade is mounted in the hinge hole through a hinge shaft, and springs are symmetrically arranged between the upper side and the lower side of the hinge part of the static blade and the arc-shaped cutter holder.
Preferably, a pre-crushing structure is arranged between the feeding hole and the first screw conveyor.
Through implementing above-mentioned technical scheme, the utility model discloses following advantage has:
1. the box body is partitioned, so that the fermentation process is convenient to control, and the fermentation efficiency is improved;
2. through the setting of upper and lower cavity, the vertical space of make full use of effectively increases unit area's perishable refuse handling capacity.
3. Set up broken mechanism, carry out after-fermentation again after breaking through the material of preceding fermentation, can carry out the breakage with the mode of most laborsaving saving time, the material after the breakage can reach better fermentation effect again.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a first screw conveyor;
FIG. 3 is a schematic structural diagram of another embodiment of the present invention;
fig. 4 is a top view of a crushing mechanism according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Example 1:
a double-cavity plug-flow aerobic fermentation device for perishable garbage comprises a stainless steel box body 10 which is sealed relatively, wherein a stainless steel horizontal partition plate 20 is arranged in the box body 10, the horizontal partition plate can be of an integral structure with the box body or welded on the box body, and the box body is divided into an upper front fermentation area 101 and a lower rear fermentation area 102. As shown in figure 1.
The front fermentation area 101 is provided with a first screw conveyor 30 communicated with the feeding port 11 of the box body 10, the rear fermentation area 102 is provided with a second screw conveyor 40 communicated with the discharging port 12 of the box body 10, the top of the conveying cavity of the two screw conveyors is hollow, and as shown in figure 2, the conveying channel with an arc-shaped section is arranged inside the conveying cavity.
The horizontal clapboard 20 and the bottom plate of the box body 10 are provided with aeration pipes 50 communicated with fans outside the box body 10, the aeration quantity is controlled by two fans respectively, and the aeration pipes 50 are provided with a plurality of air outlets.
The horizontal partition plate 20 has a material passing port 201 communicating the first screw conveyor 30 and the second screw conveyor 40; the gas vent 103 that has intercommunication odor treatment mechanism is opened on the roof wall and the lateral wall of box 10, and the fermentation odor is discharged through the gas vent, and odor treatment mechanism handles discharge to reach standard, and what odor treatment mechanism adopted is the odor purification tower, has laid the adsorbent that the multilayer used active carbon as the owner in.
Example 2:
the difference from the embodiment 1 is that three vertical partition plates 60 are arranged in the front and rear fermentation regions, the first screw conveyor 30 and the second screw conveyor 40 pass through the vertical partition plates, and each vertical partition plate 60 divides the front and rear fermentation regions into an elevated temperature region, a high temperature region, a reduced temperature region and a decomposed region along the garbage treatment direction, wherein the reduced temperature region spans the front and rear fermentation regions. The lower surface of the vertical partition 60 matches the outer contour of the screw conveyor, and has the effect of relatively separating the zones, because the zones are related in temperature, and the zones are not absolutely separated, and the effect brought by the zones is not influenced.
A crushing mechanism is arranged between the material passing opening 201 and the inlet of the second screw conveyor 40, and comprises a crushing main body 71 enclosing a crushing cavity 711, a rotating shaft 72 arranged in the crushing cavity 711, a movable blade group 73 arranged on the rotating shaft 72, a static blade group 74 arranged on the inner wall of the crushing main body 71, and a motor 75 arranged outside the box body 10 and used for driving the rotating shaft 72 to rotate. The rotating shaft 72 passes through the box body 10 to the outside of the box body, is connected with the motor 75, and is connected with the box body 10 through a bearing.
The movable blade group 73 comprises directional movable blades fixedly mounted on the rotating shaft 72 along the circumferential direction of the rotating shaft 72 and non-directional movable blades mounted on the rotating shaft 72, the directional movable blades and the non-directional movable blades are arranged at intervals, the direction of the blade edge of the directional movable blades points to the rotating direction of the rotating shaft, the direction of the blade edge of the non-directional movable blades and the direction of the blade edge of the directional movable blades are staggered in the vertical direction, and the directions of the blade edges of different non-directional movable blades are staggered in the vertical direction.
The movable blade group is provided with two to three layers which are arranged up and down, and the blade edges in the movable blade groups of the connected layers are staggered in the vertical direction.
The movable blade group is positioned on the same horizontal plane, and the vertical distance between the movable blade group and the fixed blade group is 1-2.5 cm.
The static blade set 74 includes two static blades fixed on the inner wall of the crushing main body 71, the cutting edge direction of the static blades is opposite to the cutting edge direction of the directional moving blades, in the crushing process, the static blades are static, and the moving blades move towards the static blades to complete the cutting.
Example 3:
the difference from the embodiment 2 is that the fixed blade group 74 includes an arc-shaped blade seat 741 provided on the inner wall of the crushing main body 71 and having an arc-shaped opening facing the rotation axis, and three fixed blades 742 provided on the arc-shaped blade seat 741, and the cutting edge direction of the fixed blade 742 is opposite to the cutting edge direction of the directional moving blade.
The inside of arc blade holder 741 is provided with the mounting groove, quiet blade end is provided with articulated portion, articulates in the mounting groove to can be in the activity of upper and lower direction, specific mounting means is: the side wall of the mounting groove is provided with a hinge hole, the static blade is mounted in the hinge hole through a hinge shaft, and springs are symmetrically arranged between the upper side and the lower side of the hinge part of the static blade and the arc-shaped cutter holder.
Claims (9)
1. A double-cavity plug-flow aerobic fermentation device for perishable garbage comprises a box body and is characterized in that a horizontal partition plate is arranged in the box body and divides the box body into a front fermentation area and a rear fermentation area, the front fermentation area is provided with a first screw conveyor communicated with a feed inlet of the box body, the rear fermentation area is provided with a second screw conveyor communicated with a discharge outlet of the box body, and the horizontal partition plate is provided with a material through opening communicated with the first screw conveyor and the second screw conveyor; the box body is provided with an exhaust port communicated with the odor treatment mechanism; and aeration pipes communicated with an external fan of the box body are arranged on the horizontal partition plate and the bottom plate of the box body.
2. A dual chamber plug flow type aerobic fermentation device for perishable garbage according to claim 1, wherein vertical partition plates are provided in the front and rear fermentation zones, the first screw conveyor passes through the vertical partition plates, and each vertical partition plate divides the front and rear fermentation zones into an elevated temperature zone and a high temperature zone, a reduced temperature zone and a decomposition zone.
3. The double-cavity plug-flow type aerobic fermentation device for garbage easy to decompose as claimed in claim 1, wherein a crushing mechanism is disposed between the material passage opening and the inlet of the second auger conveyor, and the crushing mechanism comprises a crushing main body enclosing a crushing cavity, a rotating shaft disposed in the crushing cavity, a moving blade set disposed on the rotating shaft, a static blade set disposed on the inner wall of the crushing main body, and a motor disposed outside the box body and driving the rotating shaft to rotate.
4. The dual-cavity plug-flow aerobic fermentation device for the garbage easily rotten according to the claim 3, wherein the moving blade set comprises a directional moving blade and a non-directional moving blade which are fixedly installed on the rotating shaft along the circumferential direction of the rotating shaft, the directional moving blade and the non-directional moving blade are arranged at intervals, the direction of the cutting edge of the directional moving blade points to the rotating direction of the rotating shaft, the direction of the cutting edge of the non-directional moving blade and the direction of the cutting edge of the directional moving blade are vertically staggered, and the directions of the cutting edges of different non-directional moving blades are vertically staggered.
5. The double-cavity plug-flow aerobic fermentation device for perishable garbage of claim 4, wherein the moving blade sets are arranged in two to three layers in an up-down arrangement, and the cutting edges of the moving blade sets of the connected layers are staggered in the vertical direction.
6. A dual-chamber plug-flow aerobic fermentation device for perishable garbage according to claim 3, wherein the moving blade set is located on the same horizontal plane and the vertical distance between the moving blade set and the static blade set is 1-2.5 cm.
7. The dual-chamber plug-flow aerobic fermentation device for easily rotting garbage according to claim 4, wherein the stationary blade set comprises an arc-shaped blade holder with an arc-shaped opening facing the rotating shaft, which is arranged on the inner wall of the main crushing body, and a plurality of stationary blades arranged on the arc-shaped blade holder, and the direction of the blade edge of the stationary blade is opposite to the direction of the blade edge of the directional moving blade.
8. The double-chamber plug-flow aerobic fermentation device for easily rotting garbage of claim 7, wherein the inner side of the arc-shaped knife holder is provided with a mounting groove, and the end of the static blade is provided with a hinged part which is hinged in the mounting groove and can move in the up-and-down direction.
9. The double-chamber plug-flow aerobic fermentation device for easily rotting garbage of claim 8, wherein the side wall of the mounting groove is provided with a hinge hole, the static blade is mounted in the hinge hole through a hinge shaft, and springs are symmetrically arranged between the upper side and the lower side of the hinge part of the static blade and the arc-shaped knife holder.
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CN201920537738.XU CN210193701U (en) | 2019-04-19 | 2019-04-19 | Double-cavity plug-flow type aerobic fermentation device for perishable garbage |
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CN201920537738.XU CN210193701U (en) | 2019-04-19 | 2019-04-19 | Double-cavity plug-flow type aerobic fermentation device for perishable garbage |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110092674A (en) * | 2019-04-19 | 2019-08-06 | 浙江旺能生态科技有限公司 | A kind of perishable rubbish aerobic fermentation device of two-chamber pulling flow type |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110092674A (en) * | 2019-04-19 | 2019-08-06 | 浙江旺能生态科技有限公司 | A kind of perishable rubbish aerobic fermentation device of two-chamber pulling flow type |
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